Foundations of Data Systems 14 Column Oriented Databases

A practical explainer course on how modern backend systems store, move, process, and protect data. Topics include reliability, scalability, maintainability, data models, storage engines, replication, partitioning, transactions, consistency, batch processing, and stream processing. Each video uses simple diagrams and real-world examples to explain the tradeoffs behind reliable, scalable, and maintainable data systems.